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参数资料
| 型号： | CAT140049SWI-GT3 |
| 厂商： | ON Semiconductor |
| 文件页数： | 4/14页 |
| 文件大小： | 0K |
| 描述： | IC SUPERVISOR I2C EEPROM 8SOIC |
| 标准包装： | 3,000 |
| 类型： | 简单复位/加电复位 |
| 监视电压数目： | 1 |
| 输出： | 推挽式，图腾柱 |
| 复位： | 低有效 |
| 复位超时： | 最小为 140 ms |
| 电压 - 阀值： | 2.93V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SOIC |
| 包装： | 带卷 (TR) |
| 其它名称： | 140049SWI-GT3 |
CAT140xx
ELECTRICAL CHARACTERISTICS (SUPERVISORY FUNCTION)
V CC = Full range, T A = -40oC to +85oC unless otherwise noted. Typical values at T A = +25oC and V CC = 5V for
L/M/J versions, V CC = 3.3V for T/S versions, V CC = 3V for R version and V CC = 2.5V for Z version.
Symbol
V TH
Parameter
Reset Threshold Voltage
Threshold
L
Conditions
T A = +25oC
T A = -40oC to +85oC
Min
4.56
4.50
Typ
4.63
Max
4.70
4.75
Units
M
J
T A = +25oC
T A = -40oC to +85oC
T A = +25oC
T A = -40oC to +85oC
4.31
4.25
3.93
3.89
4.38
4.00
4.45
4.50
4.06
4.10
T
S
R
Z
T A = +25oC
T A = -40oC to +85oC
T A = +25oC
T A = -40oC to +85oC
T A = +25oC
T A = -40oC to +85oC
T A = +25oC
T A = -40oC to +85oC
3.04
3.00
2.89
2.85
2.59
2.55
2.28
2.25
3.08
2.93
2.63
2.32
3.11
3.15
2.96
3.00
2.66
2.70
2.35
2.38
V
Symbol Parameter
Conditions
Min
Typ (1)
Max
Units
Reset Threshold Tempco
30
ppm/oC
t RPD
V CC to Reset Delay
(2)
V CC = V TH to (V TH -100mV)
20
μs
t PURST
Reset Active Timeout Period
T A = -40oC to +85oC
140
240
460
ms
ˉˉˉˉˉˉ
RESET Output Voltage Low
(Push-pull, active LOW,
V CC = V TH min, I SINK = 1.2 mA
R/S/T/Z
0.3
V OL
CAT140xx9)
V CC = V TH min, I SINK = 3.2 mA
J/L/M
0.4
V
V CC > 1.0V, I SINK = 50μA
0.3
V OH
V OL
V OH
ˉˉˉˉˉˉ
RESET Output Voltage High
(Push-pull, active LOW,
CAT140xx9)
RESET Output Voltage Low
(Push-pull, active HIGH,
CAT140xx1)
RESET Output Voltage High
(Push-pull, active HIGH,
CAT140xx1)
V CC = V TH max, I SOURCE = -500μA
R/S/T/Z
V CC = V TH max, I SOURCE = -800μA
J/L/M
V CC > V TH max, I SINK = 1.2mA
R/S/T/Z
V CC > V TH max, I SINK = 3.2mA
J/L/M
1.8V < V CC ≤ V TH min,
I SOURCE = -150μA
0.8V CC
V CC - 1.5
0.8V CC
0.3
0.4
V
V
V
Notes :
(1)
(2)
Production testing done at T A = +25oC; limits over temperature guaranteed by design only.
RESET output for the CAT140xx9; RESET output for the CAT140xx1.
Doc. No. MD-1117 Rev. B
4
? 2008 SCILLC. All rights reserved.
Characteristics subject to change without notice
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